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WO2017215519A1 - Dispositif de nettoyage et procédé de nettoyage - Google Patents

Dispositif de nettoyage et procédé de nettoyage Download PDF

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Publication number
WO2017215519A1
WO2017215519A1 PCT/CN2017/087691 CN2017087691W WO2017215519A1 WO 2017215519 A1 WO2017215519 A1 WO 2017215519A1 CN 2017087691 W CN2017087691 W CN 2017087691W WO 2017215519 A1 WO2017215519 A1 WO 2017215519A1
Authority
WO
WIPO (PCT)
Prior art keywords
wiping
cleaning
portions
cleaned
pressure sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/087691
Other languages
English (en)
Chinese (zh)
Inventor
杨乐
李发顺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOE Technology Group Co Ltd
Ordos Yuansheng Optoelectronics Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Ordos Yuansheng Optoelectronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BOE Technology Group Co Ltd, Ordos Yuansheng Optoelectronics Co Ltd filed Critical BOE Technology Group Co Ltd
Priority to JP2018500425A priority Critical patent/JP6966420B2/ja
Publication of WO2017215519A1 publication Critical patent/WO2017215519A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
    • B08B1/143—Wipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F35/00—Cleaning arrangements or devices
    • B41F35/003—Cleaning arrangements or devices for screen printers or parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B05B1/20—Perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B08B3/024—Cleaning by means of spray elements moving over the surface to be cleaned
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F35/00—Cleaning arrangements or devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F35/00—Cleaning arrangements or devices
    • B41F35/008—Cleaning arrangements or devices for doctor blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/004—Arrangements for controlling delivery; Arrangements for controlling the spray area comprising sensors for monitoring the delivery, e.g. by displaying the sensed value or generating an alarm
    • B05B12/006—Pressure or flow rate sensors

Definitions

  • the invention belongs to the technical field of cleaning of printing equipment, and particularly relates to a cleaning device and a cleaning method.
  • the packaging method of Organic Light Emitting Diode (OLED) devices is mainly made of glass glue, and the glass glue is mainly printed on the cover glass of the OLED by a screen printing device, and then pasted with the vapor deposition glass. Together.
  • the scraper (or scraper scraper) of the screen printing equipment in the industry scrapes the residual glass glue on the scraper by using a tool such as a shovel during cleaning, which may cause the blade of the scraper to be damaged, and the scraper may easily cause the glass to be damaged.
  • a tool such as a shovel during cleaning
  • the embodiment of the present invention provides a cleaning device and a cleaning method.
  • An embodiment of the present invention provides a cleaning device comprising two wipers, a connecting portion and a cleanliness detecting device disposed oppositely, a space defined between the two wiping portions for placing a component to be cleaned;
  • the wiping portion is connected by a connecting portion;
  • the cleanliness detecting device is configured to detect the cleanliness of the component to be cleaned
  • the connecting portion is for controlling a distance between the two wiping portions according to the detected cleanliness.
  • the wiping portion is in the shape of a plate
  • the cleaning device further includes a driving portion for controlling movement of the wiping portion in a plane in which it is located, and
  • the wiping portion is provided with a pressure sensor as the cleanliness detecting device for sensing pressure during the wiping process, and the pressure sensor is connected to the driving portion;
  • the driving portion is configured to control the wiping portion to wipe the position sensed by the pressure sensor;
  • the driving portion is configured to control the wiping portions away from each other when the sensing pressure of the pressure sensor is less than or equal to a predetermined threshold.
  • a shower unit is disposed at at least a portion of the inner wall of the connecting portion, and the shower unit is configured to spray the cleaning liquid toward the opposite faces of the two wiping portions, respectively.
  • the cleaning device further comprises clean cotton respectively disposed on opposite sides of the two wiping portions.
  • the shower unit includes a plurality of spaced nozzles, and the spray areas of adjacent nozzles have overlapping regions.
  • the spray area of the nozzle is circular, and the pitch of the nozzle is set such that half of the area of the spray area of one nozzle coincides with half of the area of the spray area of another nozzle adjacent thereto .
  • Embodiments of the present invention also provide a cleaning method that uses the cleaning device described above for cleaning, the method comprising the steps of:
  • the wiping motion is controlled to wipe the component to be cleaned according to the detected cleanliness.
  • a shower unit is disposed at at least a portion of the inner wall of the connecting portion; and wherein the cleaning method further comprises spraying the cleaning liquid toward the opposite sides of the two wiping portions by the shower unit.
  • the cleaning device further comprises clean cotton respectively disposed on opposite sides of the two wiping portions;
  • the cleaning method further comprises:
  • the member to be cleaned is wiped with the clean cotton.
  • the cleaning device further comprises clean cotton respectively disposed on opposite sides of the two wiping portions;
  • the cleaning method further comprises:
  • the cleaning unit is sprayed toward the opposite faces of the two wiping portions by the shower unit, and the member to be cleaned is wiped by the cleaning cotton.
  • the shower unit includes a plurality of spaced nozzles, and the spray areas of adjacent nozzles have overlapping regions.
  • the wiping portion is in a plate shape, and the cleaning device further includes a driving portion;
  • the cleaning method further includes controlling, by the driving portion, the wiping portion to move in a plane in which it is located.
  • the wiping portion is provided with a pressure sensor as a cleanliness detecting device for sensing pressure during the wiping process, and the pressure sensor is connected to the driving portion;
  • the cleaning method further includes:
  • the wiping portion is controlled by the driving portion to wipe the position sensed by the pressure sensor;
  • the wiping portions are controlled to be apart from each other by the driving portion.
  • the cleaning method further comprises the step of moving the two wipers away from each other to separate them from the component to be cleaned.
  • the two wiping portions are connected by the connecting portion, wherein the connecting portion allows the two wiping portions to move toward or away from each other.
  • the cleaning device is moved to the position of the blade, At this time, connecting the two wiping portions by the connecting portion corresponds to the periphery of the scraper, adjusting the connecting portion to move the two wiping portions toward the blade, and then controlling the wiping portion to rub back and forth along the longitudinal direction of the blade, and the wiping portion can
  • the glass glue on the scraper is removed, and after the cleaning is completed, the connecting portion is adjusted to move the two wiping portions back to separate from the scraper.
  • the cleaning device is convenient to use, can avoid the damage of the scraper by human operation, and the cleaning device is suitable for cleaning various types of scrapers or scraping scrapers because the connecting portion can adjust the spacing of the two wiping portions.
  • FIG. 1 shows a schematic structural view of a cleaning device according to a first embodiment of the present disclosure.
  • FIG. 2 shows a schematic structural view of a cleaning device according to a second embodiment of the present disclosure.
  • 3 and 4 illustrate an example process for cleaning a component to be cleaned with a cleaning device in accordance with a second embodiment of the present disclosure.
  • FIG. 5 shows a schematic view of a shower zone in accordance with a second embodiment of the present disclosure.
  • FIG. 6 shows a schematic structural view of a cleaning device according to a second embodiment of the present disclosure.
  • Fig. 7 shows a schematic structural view of a cleaning device according to a second embodiment of the present disclosure, in which different shower units are shown to eject cleaning liquid in different directions.
  • FIG. 8 shows an example of the structure of a connection portion of a cleaning device according to a second embodiment of the present disclosure.
  • FIG. 9 shows another example of the structure of the connection portion of the cleaning device according to the second embodiment of the present disclosure.
  • FIG. 10 shows a flow chart of a cleaning method in accordance with a third embodiment of the present disclosure.
  • a first embodiment of the present disclosure provides a cleaning device, as shown in FIG. 1, the cleaning device includes two wipers 3 disposed opposite each other, and a space defined between the two wipers 3 is used for placing the components to be cleaned;
  • the wiping portions 3 are connected by a connecting portion 2; wherein the connecting portion 2 is for driving the two wiping portions 3 to move the two wiping portions 3 toward or away from each other.
  • the two wiping portions 3 are connected by the connecting portion 2, wherein the connecting portion 2 can adjust the two wiping portions 3 to move toward or away from each other, that is, to adjust the distance between the two wiping portions 3.
  • the cleaning device is used to clean the blade of the screen printing apparatus (an example of the member to be cleaned)
  • the cleaning device is moved to the position of the blade, at which time the two wiping portions 3 are connected by the connecting portion at the periphery of the blade; subsequently, the adjustment is performed.
  • the connecting portion 2 moves the two wiping portions 3 toward each other to contact the blade; then, the wiping portion 3 is controlled to rub back and forth along the longitudinal direction of the blade, and the wiping portion 3 can remove the glass glue on the blade.
  • the adjustment connecting portion 2 moves the two wiping portions 3 back to separate them from the blade.
  • the cleaning device is convenient to use, and since the connecting portion 2 can adjust the spacing of the two wiping portions 3, the cleaning device is suitable for cleaning various types of doctor blades or scraping scrapers.
  • a second embodiment of the present disclosure provides a cleaning device.
  • the cleaning device includes two plate-shaped wiping portions 3 disposed opposite to each other. The opposite ends of the two wiping portions 3 are connected by a connecting portion 2, and are connected.
  • the portion 2 is deformable to move the two wiping portions 3 toward or away from each other; wherein at least a portion of the inner wall of the connecting portion 2 is provided with a plurality of shower units, the shower units respectively facing the opposite faces of the two wiping portions 3 Spray the cleaning solution.
  • the wiping portion 3 of the cleaning device of Figure 2 is two opposite plate-like structures, however, it will be understood that when used to wipe a smaller blade, the two opposing wiping portions 3 may also be two opposing
  • the strip structure, in this case, the connecting portion 2 may be connected to the opposite ends of the two strip-shaped wiping portions 3.
  • Fig. 2 shows the case where the connecting portion 2 is curved, it being understood that the curved connecting portion 2 can be flexibly deformed.
  • a plurality of shower units for spraying the cleaning liquid are disposed above the inner wall of the connecting portion 2, wherein the cleaning liquid includes an organic cleaning agent capable of dissolving the glass glue on the blade, a solvent, and the like.
  • the cleaning liquid includes an organic cleaning agent capable of dissolving the glass glue on the blade, a solvent, and the like.
  • the shower unit is disposed above the inner wall of the connecting portion 2, so that part of the cleaning liquid sprayed down flows downward to the opposite sides of the two wiping portions 3 due to gravity, and does not Waste the cleaning fluid.
  • FIG. 3 and 4 illustrate an example process for cleaning a component to be cleaned with a cleaning device in accordance with a second embodiment of the present disclosure.
  • the cleaning device is moved to the position of the blade 1, at which time the two wiping portions 3 are connected by the connecting portion 2 at the blade 1 The periphery.
  • the telescopic connecting portion 2 is adjusted to move the two wiping portions 3 to face the blade 1, and then the wiping portion 3 is controlled to rub back and forth along the longitudinal direction of the blade 1, and the wiping portion 3 can scrape the blade.
  • the glass glue on 1 is removed.
  • the shower unit can be simultaneously controlled to spray the cleaning liquid to the wiping portion 3 to remove the stubbornly adhered glass glue.
  • the retractable connecting portion 2 is adjusted to move the two wiping portions 3 back to separate them from the blade 1.
  • the cleaning device is convenient to use, and since the distance between the two wiping portions 3 can be adjusted by the retractable connecting portion 2, the cleaning device is suitable for cleaning various types of scrapers or scraping scrapers.
  • the shower unit includes a plurality of spaced apart nozzles, and the spray areas of adjacent nozzles have overlapping regions.
  • the spray area of the nozzle is circular, and the pitch of the nozzles is such that half of the area of the spray area of one nozzle coincides with half of the area of the spray area of the other nozzle adjacent thereto.
  • the spacing of the nozzles is set to be half the diameter of the largest spray zone.
  • FIG. 5 shows a schematic view of a shower zone in accordance with a second embodiment of the present disclosure.
  • the cleaning liquid sprayed from the nozzle 21 is sprayed, and the area covered by the shower area 22 after the ejection is a circular area, and the discharge pressure at the center of the water column opposite to the nozzle 21 is the largest.
  • FIG. 5 shows a schematic view of a shower zone in accordance with a second embodiment of the present disclosure.
  • three nozzles 21 are arranged in order from top to bottom, respectively being the first nozzle 21-1, the second nozzle 21-2, and the first In the three nozzles 21-3, 1/2 of the coverage area of the ejection cleaning liquid of the adjacent first nozzles 21-1 overlaps with 1/2 of the coverage area of the cleaning liquid sprayed by the second nozzles 21-2, that is, the nozzle 21
  • the spacing L is set such that half of the area of the shower area of one nozzle coincides with half of the area of the shower area of the other nozzle adjacent thereto, and the pressure enhancement effect of the water column edge is better.
  • the opposite sides of the two wiping portions are provided with clean cotton, and the spray unit can spray the cleaning liquid to the clean cotton.
  • the clean cotton is not only soft in material but does not touch the scraper. It also has the function of adsorbing the cleaning liquid to further avoid the waste caused by the sprinkling of the cleaning liquid due to gravity. It can be understood that the clean cotton can be replaced after it is gradually damaged during long-term use. Alternatively, the clean cotton can be made of a nano-scale material.
  • the cleaning device further includes a driving portion for controlling the movement of the wiping portion in a plane in which it is located.
  • a pressure sensor (an example of a cleanliness detecting unit) is provided on the wiping portion for sensing pressure during the wiping process, and the pressure sensor is connected to the driving portion;
  • the driving portion is configured to control the wiping portion to wipe the position sensed by the pressure sensor;
  • the driving portion is configured to control the wiping portion away from the position sensed by the pressure sensor.
  • FIGS. 6 and 7 are schematic views showing the structure of a cleaning device according to a second embodiment of the present disclosure, wherein Fig. 7 also shows the direction in which the different shower units eject the cleaning liquid as described above.
  • the wiping portion 3 is provided with a pressure sensor 31.
  • the cleaning surfaces 32 are provided on the opposite faces of the two wiping portions 3.
  • the pressure sensor 31 may be directly disposed on the wiping portion 3.
  • the pressure sensor 31 may be disposed between the wiping portion 3 and the clean cotton 32.
  • the pressure sensor 31 may be provided on the surface of the clean cotton 32.
  • the driving portion first drives the clean cotton 32 to contact the blade of the blade 1 to which the glass glue is attached, and then the cleaning device and the blade 1 move relative to each other along the length of the blade 1. , wipe it.
  • the driving portion drives the wiping portion 3 to move in the plane in which it is located, so that the wiping portion 3 and the surface of the blade 1 rub against each other, further realizing automatic Cleaning.
  • the pressure of the contact between the clean blade and the clean cotton 32 is a threshold m.
  • the threshold m may be a preset value or an allowable error range, as the clean cotton 32 is in contact with the blade in a clean state.
  • m can be set to zero.
  • m can be set to be slightly larger than zero.
  • the setting of m is not limited thereto, and it may be any suitable value.
  • n When n>m, it is considered that the position of the scraper is unclean, and the clean cotton 32 is controlled to move to the position of the blade to wipe, and during the continuous wiping process, n will gradually decrease.
  • the driving portion can drive the clean cotton 32 to the blade of the blade 1 to which the glass glue is attached, and wash it. If there is residual glass glue on the scraper, the n value will decrease by washing, when the n value is equal to m, or less than m (this can be understood, based on the above reference distance), representing the scraper 1 The place has been cleaned and the clean cotton 32 is separated from the blade. It can be understood that when the different doctor blades 1 are cleaned, the threshold value m of the contact pressure of the blade 1 and the clean cotton 32 can be set according to the size, type, and the like of the blade 1.
  • the two wiping portions and the connecting portion are U-shaped in a section perpendicular to the surface of the wiping portion.
  • the cross sections of the two wiping portions 3 and the connecting portion 2 perpendicular to the surface of the wiping portion 3 are U-shaped to facilitate the provision of the spraying unit at the bottom of the U-shaped inner side.
  • cross sections of the two wiping portions and the connecting portions perpendicular to the surface of the wiping portion may also have other shapes, as shown in FIGS. 8 and 9.
  • the wiping portion is connected to the connecting portion by a screw.
  • the two wiping portions 3 of the cleaning device of the embodiment are detachable, and when the blades 1 of different specifications are cleaned, the components of corresponding sizes can be replaced, thereby achieving versatility of the device and effectively reducing the cleaning device after the device is upgraded.
  • the specific embodiments of the above embodiments can also be changed in many ways; for example, the specific setting position or the number of the spraying unit can be determined according to the specific model of the scraper. Make adjustments.
  • the shower unit can be connected to a container that stores different types of solutions, and the type of liquid to be ejected, the amount of liquid, and the like can be adjusted according to actual needs.
  • a third embodiment of the present disclosure provides a method of cleaning using the cleaning device of the above embodiment, as shown in FIG. 10, the method comprising the steps of:
  • the cleaning method further comprises spraying the cleaning liquid toward the opposite faces of the two wiping portions by using the shower unit.
  • the cleaning method further comprises: pre-wiping the cleaning component with the clean cotton before spraying the cleaning liquid on the opposite surface of the two wiping portions by using the shower unit; and facing the two wiping portions by using the shower unit After spraying the cleaning liquid on the opposite side, wipe the cleaning parts with clean cotton.
  • a better cleaning result can be achieved by a two-step process of pre-wiping and wiping.
  • the method of the present invention is not limited thereto.
  • the cleaning unit may be circumferentially cleaned (pre-cleaned) with a shower unit, and then the cleaning member is wiped with a clean cotton.
  • the cleaning member may be wiped with the clean cotton while the cleaning liquid is sprayed toward the surface opposite to the two wiping portions by the shower unit.
  • the cleaning method further comprises: controlling, by the driving portion, the wiping portion to move in a plane in which it is located.
  • the cleaning method further includes: using a pressure sensor to sense the pressure during the wiping process; and controlling the wiping portion to wipe the position sensed by the pressure sensor by the driving portion when the sensing pressure of the pressure sensor is greater than a predetermined threshold; When the induced pressure of the pressure sensor is less than or equal to a predetermined threshold, the wiping portions are controlled to be apart from each other by the driving portion.
  • the method further includes the step S05, moving the two wiping parts back to separate them from the parts to be cleaned, and cleaning is completed.
  • the cleaning method of the embodiment has simple operation and strong applicability, and is suitable for rapid flow operation in production.
  • steps in the above methods may be performed in order without conflicting with each other, or may be performed out of order, or multiple steps may be performed in parallel. It is also understood that not all steps need to be performed. One or more steps may not be performed, and one or more additional steps may also be performed.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Cleaning In General (AREA)
  • Screen Printers (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

La présente invention concerne un dispositif de nettoyage et un procédé de nettoyage. Le dispositif de nettoyage comprend deux parties de lavage opposées (3), une partie de liaison (2) et un dispositif de détection de propreté (31). Un espace défini entre les deux parties de lavage (3) est utilisé pour placer un élément devant être nettoyé. Les deux parties de lavage (3) sont reliées par la partie de liaison (2). Le dispositif de détection de propreté (31) est utilisé pour détecter la propreté de l'élément devant être nettoyé. La partie de liaison (2) est utilisée pour réguler la distance entre les deux parties de lavage (3) en fonction de la propreté détectée.
PCT/CN2017/087691 2016-06-17 2017-06-09 Dispositif de nettoyage et procédé de nettoyage Ceased WO2017215519A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2018500425A JP6966420B2 (ja) 2016-06-17 2017-06-09 洗浄装置及び洗浄方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610438996.3 2016-06-17
CN201610438996.3A CN106079893B (zh) 2016-06-17 2016-06-17 一种清洁装置及清洁方法

Publications (1)

Publication Number Publication Date
WO2017215519A1 true WO2017215519A1 (fr) 2017-12-21

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US (1) US10882077B2 (fr)
JP (1) JP6966420B2 (fr)
CN (1) CN106079893B (fr)
WO (1) WO2017215519A1 (fr)

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CN106864009B (zh) 2017-02-27 2019-04-05 合肥鑫晟光电科技有限公司 丝网印刷系统和该丝网印刷系统的清洁方法
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CN111845066A (zh) * 2019-04-28 2020-10-30 伟创力电子技术(苏州)有限公司 一种刮刀保护与清洁装置
CN110171188B (zh) * 2019-06-14 2023-11-28 山东鲁烟莱州印务有限公司 一种凹印机刮墨刀口自动清理装置及其清理方法
CN114871161A (zh) * 2022-04-20 2022-08-09 核工业西南物理研究院 一种适用于托卡马克超高真空环境的金属零件清洁方法
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